JPH0646530Y2 - Keren coating equipment for bridge girder materials - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to improvement of keren coating equipment for bridge girder materials.

[Prior Art] A large number of this type of bridge girder coating equipment for coating bridge girders have been proposed by the applicants of the present application, but these are equipped with coating coating equipment so that they can be moved along the width direction of the bridge deck. The beam-type suspension system is directly connected to the equipment that can be operated in the longitudinal direction of the bridge. (For example, JP-A-61
-Refer to Japanese Patent Laid-Open No. 122310) [Problems to be solved by the invention] As described above, directly connecting the suspension device having the beam structure to the equipment that can be operated in the longitudinal direction of the bridge is limited to a small area. It is necessary to move the entire apparatus for each coating, which significantly impairs work efficiency, and requires a lot of days and labor for coating keren.

[Means for Solving the Problems] The object of the present invention is to dispose detachable long rails on the outside of the balustrades formed on both sides of the bridge deck, and the suspension device freely reciprocates with respect to the rails. By making it possible to move, it is possible to effectively paint the keren in a long section, and the paint kelen device can be moved in multiple directions with respect to the suspension device. The structure of the present invention, which solves the problems of the prior art, is such that long rails are detachably arranged along the high rail outside formed on both sides of the bridge deck. At the same time, the bridge girder material is suspended between the rails so that a suspension device can be reciprocally hung so that a coating device can be mounted on the floor slab in a widthwise and longitudinal direction. In painting equipment, the suspension A frame having a rectangular planar shape having a width longer than the width of the floor slab, and a frame structure parent provided so as to be movable with respect to the frame along the floor slab width direction. A carriage, a child carriage having a frame structure provided on the parent carriage so as to be movable in the longitudinal axis direction of the floor carriage, and a movable carriage provided with respect to the child carriage in the floor width direction, and , And a pedestal on which the above-mentioned coating shaving device is mounted.

[Embodiment] An embodiment of the present invention will be described in detail with reference to the drawings.

Fig. 1 is a perspective view in which a part of the bridge floor slab is cut away, Fig. 2 is a perspective view of a suspension system, Fig. 3 is a perspective view of a parent carriage, and Fig. 4 is protection provided on the outer periphery of the parent carriage. FIG. 5 is a perspective view of the equipment, FIG. 5 is a perspective view of a suspension mechanism of the suspension device, FIG. 6 is a front view of a state in which kelene is coated, and FIG. 7 is a side view of the same.

A floor slab 1 constitutes a bridge 2, and the floor slab 1 is constructed on a plurality of parallel beam members 3. Further, 4 is a balustrade installed upright on both sides of the floor slab 1.

Reference numeral 5 denotes an outer rail of the bridge 2, more specifically, a long rail disposed on the outer side of the balustrade 4. The inner sides of the rails 5 are fixed to the lower ends of the hooks 6 provided at appropriate intervals. The hooks 6a formed on the upper ends of the hook rods 6 are engaged with the tops of the balustrades 4, respectively, so that the rail 5 as a whole has a balustrade 4a.
It is detachably attached to.

Next, the configuration of the suspension device 7 will be described with reference to FIG.
Reference numeral 8 denotes a frame having a rectangular shape in plan view having a width longer than that of the floor slab 1, and the left and right ends on the long side of the frame 8 are mounted on the rail 5 at the upper ends. A suspension mechanism 10 having an expansion and contraction mechanism that pivotally supports a rolling wheel 9 that rolls is attached.
The frame 8 constituting the suspension device 7 is movably suspended on the rail 5 by the four suspension mechanisms 10 so as to always maintain a horizontal posture.

Next, the structure of the suspension mechanism 10 will be described with reference to FIG. 5. The rolling wheel 9 mounted and rolling on the rail 5 is pivotally supported on the upper end of a vertical arm 11. The lower end is a holder 13 attached to the mounting plate 12 so that it can move up and down.
It is fixed at the top of. A lifting cylinder 14 is interposed between the upper portion of the holder 13 and the lower portion of the mounting plate 12. In the figure, 15 is a holder provided on the mounting plate 12.
A guide frame for guiding the 13 slides. Further, on the back surface of the mounting plate 12, there is provided a guide 17 that engages with two vertically parallel guide rails 16 provided on the side surface of the frame body 8,
The mounting plate 12 can be horizontally moved along the long side direction of the frame body 8 and can be fixed at a predetermined position so that the suspension mechanism 10 fits the width of the floor slab 1. The movement adjustment is made possible. A rail 19 is provided on the upper surface of the frame portion on the long side of the frame body 8 so as to movably mount and support a parent carriage 18, which will be described later. The suspension device 7 including the suspension mechanism 10 is configured as described above.

Further, on the frame body 8 which constitutes the suspension device 7, the second and third
As shown in the drawing, the parent carriage 18 is mounted so as to be movable along the long side direction of the frame body 8, that is, the width direction of the floor slab 1.
The parent carriage 18 is composed of a frame body 20 having a rectangular shape in plan view with a side corresponding to the inner width of the short side of the frame body 8 being a long side, and four corners of the frame body 20 have long sides of the frame body 8. A rolling wheel 21, which is mounted on a rail 19 provided along the rail and rolls, is pivotally supported. Further, ends of wire 22 for moving the frame body are connected to central portions of both long sides of the frame body 20, respectively.
Is a sheave 23 that is horizontally supported at the center of the short side of the frame body 8 that constitutes the suspension device 7, and a sheave 24 that is horizontally supported at both corners on one side of the frame body 8, A midway portion of the wire 22 surrounded by the wire as shown in the figure is connected to a drive device 25 provided on the frame body 8. Therefore, the wire 22 is pulled in the direction of the arrow in FIG. 2 by the forward or reverse operation of the drive device 25, and the frame body of the parent carriage 18 is extended along the long side of the frame body 8 constituting the suspension device 7. Twenty can move freely. Further, on the inner surface of the long side frame portion of the frame body 20, there is provided a rail 27 on which a child carriage 26 described later is movably mounted.

As shown in FIGS. 2 and 3, a child carriage 26 is provided on the frame body 20 constituting the parent carriage 18 so as to be movable along the long side direction of the frame body 20. The child carriage 26 includes a frame body 28 having a rectangular rectangular planar shape with a side corresponding to the short side inner width of the parent carriage 18 being a long side, and the four corners of the frame body 28 are A rolling wheel 29, which is mounted on a rail 27 provided along the long side of the frame body 20 and rolls, is pivotally supported. Further, the ends of the wire 30 for moving the frame body are respectively connected to the central portions on both long sides of the frame body 28, and the wire 30 is the central portion on the short side of the frame body 20 of the parent carriage 18. The sheave 31, which is horizontally supported on the sheave 31, and the sheave 32, which is horizontally supported on both corners on one side of the frame body 20, have the wire 30 surrounded by the middle portion as shown in the figure. It is connected to a drive device 33 provided on the body 20, and the wire 30 is operated by forward or reverse operation of the drive device 33.
3 is moved in the direction of the arrow in FIG. 3 so that the frame 28 of the child carriage 26 can be arbitrarily moved along the long side of the frame 20 that constitutes the parent carriage 18. Further, on the inner surface of the long side frame portion of the frame body 28 of the child carriage 26, there is provided a rail 36 on which a pedestal 35 having a 6-axis articulated robot 34, which will be described later, is movably mounted.

As shown in FIGS. 2 and 3, the frame 35 that constitutes the child carriage 26 is provided with the gantry 35 so as to be movable along the long side direction of the frame 28 of the child carriage 26. This pedestal 35 is based on the child carriage 26.
The plane shape of which the long side is the side corresponding to the inner side width of the short side is rectangular, and this frame 35 has a frame 28 of the child carriage 26.
A rolling wheel 37 is mounted on a rail 36 provided on the long side of the vehicle to roll on and off. The 6-axis articulated robot 34 is mounted on the mount 35.
Is installed. The 6-axis articulated robot 34 has a telescopic structure having an omnidirectional movable keren gun and a coating gun at the upper end, and since this is already known, detailed description thereof will be omitted.

Further, sheaves 38 are provided respectively on both long sides of the gantry 35, and further, two sheaves 39, 40 are further provided in the frame 20 portion of the parent carriage 18 corresponding to the sheaves 38. Parent trolley 1
The sheave 41 is attached to one corner of the short side of the frame body 20 constituting the frame 8, and one end of the frame body 20 constituting the parent carriage 18 is attached.
The wire 42 fixed to one end of the other short side corner of the one sheave 39 provided on one side of the frame 20, one sheave 38 of the frame 35, the other sheave 40 of the frame 20, a corner One sheave 41 at the corner, the other sheave 41 at the corner, one sheave 40 provided on the other side of the frame 20, a sheave (not shown) provided on the other side of the frame 35, the other sheave of the frame 20 The sheave 39 is spun in order, and the other end of the wire 42 is connected to the frame 20 that constitutes the parent carriage 18.
Fix it to the other end of the short side corner of
The middle part is connected to the drive device 43 provided in the frame body 20 of the parent carriage 18. Further, the gantry 35 is moved along the long side direction of the child carriage 26 by the forward or reverse operation of the drive device 43, and the wire 42 is the child carriage.
It is arranged independently of 26.

Reference numeral 44 shown in FIGS. 1 and 4 denotes a protective equipment for preventing scattering of dust and paint generated at the time of painting, and this protective equipment 44 has four sides of the frame body 20 constituting the parent carriage 18. What is provided above, in particular, the protective equipment 44 attached to the long side of the frame body 20 that constitutes the parent carriage 18 is divided into a plurality of pieces, and the side surface shape is "shaped". The vertical wall portion of the protective equipment 44 is vertically expandable and contractable so as to match the slope of the bridge 2, as shown in Fig. 4. The horizontal portion of the protective equipment 44 is horizontal. It is extendable and retractable, and the tip of this is
An angle member 45 that fits the lower flange of the beam member 3 is provided.

Reference numeral 46 shown in FIG. 1 is an assisting vehicle, and the assisting vehicle 46 includes a skeleton, a compressed air required for painting, a power source such as a power source and a hydraulic pressure, a paint, a skeleton material, and work instruction data. Supporting equipment is installed. In the figure, 47 is a conduit for electric wires, compressed air, hydraulic pressure, etc., and 48 is a vacuum duct for dust collection. Although the support vehicle 46 is installed on the road, it can be installed on the floor slab 1.

[Description of Operation] Next, the operation will be described based on the above-described embodiment.

First, the bridge and the bridge 2 on which paint is to be applied.
As shown in FIG. 1, a long rail 5 attached to a hook rod 6 is laid on a rail 4 of the above, and a rolling mechanism which is pivotally supported on the upper end of a vertical arm 11 of a suspension mechanism 10 provided in a suspension device 7 is laid on the rail. The wheel 9 is mounted, and then the vertical arm 11 is vertically adjusted by the operation of the cylinder 14 so that the frame body 8 constituting the suspension device 7 is held horizontally as shown in FIGS. Next, as shown in FIG. 6, after moving the parent carriage 18 between the keren and the girder material 3 to be coated and disposing the protective equipment 44, based on a command from the support vehicle 46, the parent carriage 18 is moved. While moving the child carriage 26 with respect to the child carriage 26 and moving the pedestal 35 with respect to the child carriage 26, the 6-axis articulated robot 34 is adjusted up and down, and the old paint or rust on the surface of the girder material 3 is removed by the injection of the keren material from the keren gas. To do. When the skeleton work within the movable range with respect to the suspension device 7 in the fixed state is completed, the suspension device 7 is moved by a predetermined length and the same skeleton work is performed.
By repeating this operation, the scraping work within the range of the rail 5 is completed. Next, the suspension device 7 placed in this state is returned to the starting point, or while performing a reverse operation, the undercoating work is performed by the painting gun, and then the finish painting is performed by the same operation to complete the 1-section keren painting. To be done.

In this way, when the keren coating of one section is completed, the suspension device 7 is moved to another rail 5 installed in the unprocessed section and the same work is started, and the rail 5 in the processing section that is no longer needed
Are removed and collected.

[Effect of the Invention] According to the configuration of the present invention as described above, the following effects can be obtained.

(A) It is possible to continuously paint the girder material of the long rail range suspended on the outside of the bridge in a continuous manner, which can reasonably improve the work efficiency of the glen paint, and greatly shorten the construction period and save labor. (B) In particular, in the present invention, the suspension device includes a frame body having a rectangular planar shape with a width longer than that of the bridge deck, and A frame-structured parent carriage movably provided along the floor slab width direction, a frame-structured child carriage movably provided on the parent carriage along the floor slab longitudinal axis direction, and the child carriage On the other hand, since it is provided so as to be movable along the width direction of the floor slab and is composed of a pedestal equipped with the above-mentioned coating keren device, the area covered by a single kelen coating is larger than that of a conventional suspension device having a beam structure. Is large, the suspension system needs to be moved less frequently, and Len device X, Y, Z
The movement in the axial direction is free and easy, and the keren coating on the entire area of the girder material can be done quickly and surely. Furthermore, the construction period can be greatly shortened and labor saving can be improved.

[Brief description of drawings]

Fig. 1 is a perspective view in which a part of the bridge floor slab is cut away, Fig. 2 is a perspective view of a suspension system, Fig. 3 is a perspective view of a parent carriage, and Fig. 4 is protection provided on the outer periphery of the parent carriage. FIG. 5 is a perspective view of the equipment, FIG. 5 is a perspective view of a suspension mechanism of the suspension device, FIG. 6 is a front view of a state in which kelene is coated, and FIG. 7 is a side view of the same. 1 …… Floor, 2 …… Bridge, 3 …… Girder, 4 …… Bracket, 5 …… Rail, 7 …… Suspension device, 8 …… Frame, 10 …… Suspension equipment, 18 …… Parent Cart, 20 …… frame, 26 …… Child cart, 28 …… frame, 34 …… 6-axis articulated robot, 35 …… stand.

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Masayoshi Komatani 3-1 1-1 Higashikawasaki-cho, Chuo-ku, Kobe-shi, Hyogo Kawasaki Heavy Industries, Ltd. Kobe factory (56) Reference JP-A-61-122313 (JP, A) ) JP-A-61-122310 (JP, A)

Claims (1)

[Scope of utility model registration request] 1. A long rail is removably arranged along the outside of a balustrade formed on both sides of a bridge floor slab, and a horizontal posture is always maintained between the rails and the width of the floor slab is set. In a bridge girder keren coating facility in which a suspension device that is equipped with a coating keren device that is movable in the longitudinal and longitudinal directions is suspended so that it can reciprocate, the suspension device has a width longer than the width of the floor slab. A frame body having a rectangular planar shape, and a frame-structured carriage provided for the frame body so as to be movable along the floor slab width direction thereof;
A child carriage having a frame structure provided on the parent carriage so as to be movable along the longitudinal axis of the floor slab, and a movable carriage provided on the parent carriage so as to be movable along the floor slab width direction, and the coating described above. Keren coating equipment for bridge girder materials, characterized by being configured with a frame equipped with a keren device.